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<?php $datetime1 = new DateTime('2015-12-20'); $datetime2 = new DateTime('2015-12-24'); $interval = $datetime1->diff($datetime2); print_r($interval);exit; $elapsed = $interval->format('%y years, %m months, %d days'); echo $elapsed;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 79) Position 1 = -2
filename:       /in/nKOoX
function name:  (null)
number of ops:  22
compiled vars:  !0 = $datetime1, !1 = $datetime2, !2 = $interval, !3 = $elapsed
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $4      'DateTime'
          1        SEND_VAL_EX                                              '2015-12-20'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $4
    3     4        NEW                                              $7      'DateTime'
          5        SEND_VAL_EX                                              '2015-12-24'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $7
    4     8        INIT_METHOD_CALL                                         !0, 'diff'
          9        SEND_VAR_EX                                              !1
         10        DO_FCALL                                      0  $10     
         11        ASSIGN                                                   !2, $10
    5    12        INIT_FCALL                                               'print_r'
         13        SEND_VAR                                                 !2
         14        DO_ICALL                                                 
         15      > EXIT                                                     
    6    16*       INIT_METHOD_CALL                                         !2, 'format'
         17*       SEND_VAL_EX                                              '%25y+years%2C+%25m+months%2C+%25d+days'
         18*       DO_FCALL                                      0  $13     
         19*       ASSIGN                                                   !3, $13
    7    20*       ECHO                                                     !3
         21*     > RETURN                                                   1

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